TEPCat: Kepler-197c


 

This page summarises the information held within TEPCat for the transiting system Kepler-197c. Please see here for descriptions of the quantities given below.

 

Discovery and basic observable quantities:
 
Quantity Value Unit
Reference of discovery paper 2014ApJ...784...45R  
Date of discovery paper 2014 / 3 / 20 y / m / d
Right ascension 19 40 54.35 h m s
Declination +50 33 32.3 d m s
V-band apparent magnitude 11.90 mag
K-band apparent magnitude 10.53 mag
Transit duration 0.1771
( 4.250 )
day
hour
Transit depth 0.01 %
Time of mid-transit   2455007.06421 ± 0.00254     HJD or BJD
Orbital period 10.349695 ± 0.000045 days
Reference for orbital ephemeris   2014ApJ...784...45R  

 

Physical properties from the most recent detailed study:
 
Quantity Value Unit
Stellar effective temperature 6004 ± 102 K
Stellar metal abundance ([Fe/H] or [M/H])   −0.38 ± 0.10 dex
Stellar mass 0.903   Msun
Stellar radius 1.120 ± 0.033 Rsun
Stellar logarithmic surface gravity 4.304 ± 0.053 c.g.s.
Stellar mean density 0.907 ± 0.052
( 1.280 ± 0.073 )
ρsun
g cm-3
Orbital eccentricity  
Orbital semimajor axis     AU
Planetary mass Mjup
Mearth
Planetary radius 0.110 ± 0.004
( 1.233 ± 0.045 )
Rjup
Rearth
Planetary surface gravity m/s2
log(cgs)
Planetary mean density ρjup
g cm-3
Planetary equilibrium temperature K
Reference of detailed study 2014ApJ...784...45R  

 

Kepler-197c does not have an entry in the catalogue of Rossiter-McLaughlin measurements.

 

Kepler-197c has not been analysed as part of the Homogeneous Studies of Transiting Extrasolar Planets project.

 


Page generated on 2017/12/11           John Southworth   (Keele University, UK)